Fix Nginx 502 Bad Gateway with Docker and PHP-FPM
You have a Docker setup with Nginx proxying to a PHP-FPM container, and you're getting a 502 ...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesFix Nginx Configuration Test: Missing Semicolon Error
When running nginx -t to test your configuration, you might see an error like:
How to Reset Microsoft Edge Sync Settings
If your bookmarks, passwords, or other data aren't syncing in Microsoft Edge, resetting the s...
How to Fix Nginx Upstream Connection Refused on Port 80
When nginx logs show "upstream connection refused" while connecting to port 80, it means ...
Fix Windows Explorer Restarting After Update
After a Windows update, you may see Explorer repeatedly restarting—the taskbar flickers, desktop ...
Chrome Extensions Not Loading: Quick Fixes
You open Chrome, click the extensions icon, and nothing appears—or your extensions are grayed out...
Issue queue
SitemapNode Sass Missing Binding Error Fix
Troubleshoot Windows 11 Bluetooth Discovery Issues
Cloudflare 521 Error: SSL Fix Guide
VS Code Terminal Not Opening with Docker: Fix
How to Generate package.json with npm init
Fix Windows 11 WiFi No Internet But Other Devices Connect
Resolve Nginx Syntax Check Failure in Ubuntu
Git Detached HEAD: VS Code Troubleshooting
How to Fix Permission Denied Error in VS Code Terminal macOS
Docker Compose Nginx 502 Gateway Error Guide
Bypass pip Externally Managed Error with venv
Docker Image Pull Permission Error Guide
Troubleshoot Windows 11 Bluetooth Discovery Issues
Cloudflare 521 Error: SSL Fix Guide
VS Code Terminal Not Opening with Docker: Fix
How to Generate package.json with npm init
Fix Windows 11 WiFi No Internet But Other Devices Connect
Resolve Nginx Syntax Check Failure in Ubuntu
Git Detached HEAD: VS Code Troubleshooting
How to Fix Permission Denied Error in VS Code Terminal macOS
Docker Compose Nginx 502 Gateway Error Guide
Bypass pip Externally Managed Error with venv
Docker Image Pull Permission Error Guide